Drywall Sheet Calculator

Free result — no account.

Formula

Sheets = ceil((area × (1 + waste%)) ÷ sheet area). 4×8 sheet = 32 sq ft.

Worked example

400 sq ft, 10% waste, 4×8 sheets → 14 sheets.

Source & last checked

Standard 4x8 coverage math

Last checked: 2026-09-25

FAQ
Is this exact?

No — estimates only. Verify official sources.

Do you store my numbers?

No — it runs in your browser.

Can I embed this?

Yes — use the embed box below.

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